133848650 has 48 divisors (see below), whose sum is σ = 283903704. Its totient is φ = 46510080.

The previous prime is 133848643. The next prime is 133848677. The reversal of 133848650 is 56848331.

It can be written as a sum of positive squares in 12 ways, for example, as 1437601 + 132411049 = 1199^2 + 11507^2 .

It is a super-2 number, since 2×133848650² = 35830922213645000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4994 + ... + 17106.

Almost surely, 2^133848650 is an apocalyptic number.

133848650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133848650 is an abundant number, since it is smaller than the sum of its proper divisors (150055054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133848650 is a wasteful number, since it uses less digits than its factorization.

133848650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12155 (or 12150 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 133848650 is about 11569.2977314961. The cubic root of 133848650 is about 511.5302622220.

The spelling of 133848650 in words is "one hundred thirty-three million, eight hundred forty-eight thousand, six hundred fifty".